internal jugular veinmedical dictionary

<vein>

<anatomy> Main venouus structure of the neck, formed as a continuation of the sigmoid sinus of the dura mater, contained within the carotid sheath as it descends the neck uniting, behind the sternoclavicular joint, with the subclavian vein to form the brachiocephalic vein.

Synonyms: vena jugularis interna.

(05 Mar 2000)